MODULE main
VAR a0 : boolean;
VAR a1 : boolean;
VAR a2 : boolean;
VAR a3 : boolean;
VAR a4 : boolean;
VAR a5 : boolean;
VAR a6 : boolean;
VAR a7 : boolean;
VAR a8 : boolean;
VAR a9 : boolean;
VAR a10 : boolean;
VAR a11 : boolean;
VAR a12 : boolean;
VAR a13 : boolean;
VAR a14 : boolean;
VAR a15 : boolean;
VAR a16 : boolean;
VAR a17 : boolean;
VAR a18 : boolean;
VAR a19 : boolean;
VAR a20 : boolean;

PSLSPEC
( ( never {{!a13;a19} && {!a0;a14}} ) & ( ( ( always ( {!a19;TRUE;TRUE} |-> {a5;TRUE} ) ) & ( ( ( always {{a2[*];a3} && {a10[*];a19}} ) & ( ( ( never {{!a10;a15} && {!a9;a3[*]}} ) & ( ( ( always ( {a4;a14[*];a7} |-> {!a12;a17;a8;a18;a9;a0[*];a2[*];!a9;a13} ) ) & ( ( ( always ( {a11;a20;a16[*];a19;a18;TRUE;a20;a0[*]} |-> {a13;TRUE;TRUE;a13;a15} ) ) & ( always {{a9;a6;a0} && {a13[*];a4;TRUE}} ) ) ) ) ) ) ) ) ) ) ) );
